Bottle top



FIG. 1 is a perspective view of a bottle top showing my new design;

FIG. 2 is a front elevational view thereof, the side opposite being a mirror image;

FIG. 3 is a left elevational view thereof, the side opposite being a mirror image; and,

FIG. 4 is a top plan view thereof.

The broken line showing of a container is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a bottle top, as shown and described. 